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Vulnerability record · CVE-2026-49199 · published 29 May 2026

CVE-2026-49199: Acer predator connect w6x firmware command injection vulnerability

Acer · Predator Connect W6x Firmware

Crafted MQTT messages can trigger command injection, resulting in root-level code execution on the target device.

10.0 CVSS 4.0 Critical EPSS 2.2% · top 18.5% CWE-77 · Command injection
10.0CVSS 4.0 base score
2.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
21 Jul 2026Last modified by NVD

Description

Crafted MQTT messages can trigger command injection, resulting in root-level code execution on the target device.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://community.acer.com/en/kb/articles/19672 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2026-49197Acer predator connect w6x firmware improper authentication vulnerabilityWeb endpoints intended for the Acer Connect app improperly validate the HTTP Authorization header, failing to block requests when Base64 decoding fai…EPSS 0.53%8.7CVE-2026-49195Acer predator connect w6x firmware missing authentication for critical function vulnerabilityUnauthenticated Debug Service. The /sbin/mtk_dut binary is exposed on TCP port 9000 without authentication, allowing any LAN-based attacker to execut…EPSS 0.37%8.6CVE-2026-49196Acer predator connect w6x firmware command injection vulnerabilityThe Wi-Fi device blocking feature fails to sanitize MAC address input, allowing injection and execution of arbitrary shell commands.EPSS 0.66%8.3CVE-2026-49198Acer predator connect w6x firmware improper access control vulnerabilityImproper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors.EPSS 0.35%9.8CVE-2026-8037Progress LoadMaster API OS Command Injection RCEProgress LoadMaster (and related ADC products) contain an OS command injection flaw in multiple API command endpoints where unsanitized input is pass…KEVEPSS 77%analysed8.7CVE-2026-42271LiteLLM MCP test endpoints allow authenticated OS command injectionLiteLLM versions 1.74.2 through before 1.83.7 expose two MCP preview endpoints (POST /mcp-rest/test/connection and POST /mcp-rest/test/tools/list) th…KEVEPSS 13%analysed7.2CVE-2025-29635D-Link DIR-823X command injection in set_prohibiting handlerD-Link DIR-823X firmware (240126 and 240802) contains a command injection flaw in the /goform/set_prohibiting POST handler. An attacker who already h…KEVEPSS 88%analysed8.1CVE-2026-22719VMware Aria Operations command injection during support-assisted migrationVMware Aria Operations contains a command injection flaw (CWE-77) that an unauthenticated attacker can use to run arbitrary commands, potentially ach…KEVEPSS 18%analysed

Source: NIST National Vulnerability Database (record CVE-2026-49199), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.